oj.uz

Submission #478371

# Submission time Handle Problem Language Result Execution time Memory
478371 2021-10-07T06:11:04 Z jesus_coconut Xylophone (JOI18_xylophone) C++17
100 / 100
 159 ms 448 KB 
#include <bits/stdc++.h>
#include "xylophone.h"
using namespace std;

int const N = 5005;

int a[N];

void solve(int n) {
  for (int i = 0; i + 1 < n; ++i) {
    a[i+1] = query(i + 1, i + 2);
  }
  for (int i = 0; i + 2 < n; ++i) {
    int t = query(i + 1, i + 3);
    if (t == abs(a[i+1]) + abs(a[i+2])) {
      if (a[i+1] < 0) a[i+2] *= -1;
    } else {
      if (a[i+1] > 0) a[i+2] *= -1;
    }
  }
  partial_sum(a, a + n, a);
  int mn = *min_element(a, a + n);
  int sw = 0;
  for (int i = 0; i < n; ++i) {
    a[i] -= mn - 1;
    if (sw == 0) {
      if (a[i] == 1) sw = -1;
      else if (a[i] == n) sw = 1;
    }
  }
  if (sw == 1) {
    for (int i = 0; i < n; ++i) {
      a[i] = n - a[i] + 1;
    }
  }
  for (int i = 0; i < n; ++i) {
    answer(i + 1, a[i]);
  }
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 3 ms 200 KB Output is correct
5 Correct 4 ms 200 KB Output is correct
6 Correct 3 ms 200 KB Output is correct
7 Correct 2 ms 200 KB Output is correct
8 Correct 3 ms 200 KB Output is correct
9 Correct 1 ms 200 KB Output is correct
10 Correct 3 ms 200 KB Output is correct
11 Correct 3 ms 200 KB Output is correct
12 Correct 3 ms 200 KB Output is correct
13 Correct 3 ms 200 KB Output is correct
14 Correct 2 ms 200 KB Output is correct
15 Correct 4 ms 200 KB Output is correct

Subtask #2
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 3 ms 200 KB Output is correct
5 Correct 4 ms 200 KB Output is correct
6 Correct 3 ms 200 KB Output is correct
7 Correct 2 ms 200 KB Output is correct
8 Correct 3 ms 200 KB Output is correct
9 Correct 1 ms 200 KB Output is correct
10 Correct 3 ms 200 KB Output is correct
11 Correct 3 ms 200 KB Output is correct
12 Correct 3 ms 200 KB Output is correct
13 Correct 3 ms 200 KB Output is correct
14 Correct 2 ms 200 KB Output is correct
15 Correct 4 ms 200 KB Output is correct
16 Correct 7 ms 200 KB Output is correct
17 Correct 12 ms 200 KB Output is correct
18 Correct 12 ms 200 KB Output is correct
19 Correct 18 ms 328 KB Output is correct
20 Correct 19 ms 292 KB Output is correct
21 Correct 19 ms 292 KB Output is correct
22 Correct 10 ms 304 KB Output is correct
23 Correct 22 ms 200 KB Output is correct
24 Correct 17 ms 200 KB Output is correct
25 Correct 22 ms 296 KB Output is correct
26 Correct 16 ms 296 KB Output is correct
27 Correct 24 ms 292 KB Output is correct
28 Correct 19 ms 292 KB Output is correct
29 Correct 22 ms 200 KB Output is correct
30 Correct 15 ms 296 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 3 ms 200 KB Output is correct
5 Correct 4 ms 200 KB Output is correct
6 Correct 3 ms 200 KB Output is correct
7 Correct 2 ms 200 KB Output is correct
8 Correct 3 ms 200 KB Output is correct
9 Correct 1 ms 200 KB Output is correct
10 Correct 3 ms 200 KB Output is correct
11 Correct 3 ms 200 KB Output is correct
12 Correct 3 ms 200 KB Output is correct
13 Correct 3 ms 200 KB Output is correct
14 Correct 2 ms 200 KB Output is correct
15 Correct 4 ms 200 KB Output is correct
16 Correct 7 ms 200 KB Output is correct
17 Correct 12 ms 200 KB Output is correct
18 Correct 12 ms 200 KB Output is correct
19 Correct 18 ms 328 KB Output is correct
20 Correct 19 ms 292 KB Output is correct
21 Correct 19 ms 292 KB Output is correct
22 Correct 10 ms 304 KB Output is correct
23 Correct 22 ms 200 KB Output is correct
24 Correct 17 ms 200 KB Output is correct
25 Correct 22 ms 296 KB Output is correct
26 Correct 16 ms 296 KB Output is correct
27 Correct 24 ms 292 KB Output is correct
28 Correct 19 ms 292 KB Output is correct
29 Correct 22 ms 200 KB Output is correct
30 Correct 15 ms 296 KB Output is correct
31 Correct 57 ms 280 KB Output is correct
32 Correct 52 ms 296 KB Output is correct
33 Correct 91 ms 288 KB Output is correct
34 Correct 89 ms 292 KB Output is correct
35 Correct 81 ms 296 KB Output is correct
36 Correct 106 ms 296 KB Output is correct
37 Correct 112 ms 296 KB Output is correct
38 Correct 115 ms 288 KB Output is correct
39 Correct 101 ms 300 KB Output is correct
40 Correct 57 ms 292 KB Output is correct
41 Correct 96 ms 292 KB Output is correct
42 Correct 118 ms 448 KB Output is correct
43 Correct 88 ms 320 KB Output is correct
44 Correct 79 ms 408 KB Output is correct
45 Correct 100 ms 320 KB Output is correct
46 Correct 111 ms 320 KB Output is correct
47 Correct 105 ms 296 KB Output is correct
48 Correct 41 ms 304 KB Output is correct
49 Correct 81 ms 296 KB Output is correct
50 Correct 159 ms 404 KB Output is correct
51 Correct 94 ms 292 KB Output is correct
52 Correct 95 ms 320 KB Output is correct
53 Correct 122 ms 284 KB Output is correct
54 Correct 65 ms 336 KB Output is correct
55 Correct 94 ms 416 KB Output is correct
56 Correct 118 ms 296 KB Output is correct
57 Correct 91 ms 300 KB Output is correct
58 Correct 117 ms 292 KB Output is correct
59 Correct 108 ms 292 KB Output is correct
60 Correct 119 ms 292 KB Output is correct